Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 1; Volume 8, Part 1American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 161
... frequencies , as well as the cancellation frequencies . The natural frequencies were placed below the spectral cut - off frequency of the design storm ( which is well defined , due to the exponential drop - off of the spectrum as frequency ...
... frequencies , as well as the cancellation frequencies . The natural frequencies were placed below the spectral cut - off frequency of the design storm ( which is well defined , due to the exponential drop - off of the spectrum as frequency ...
Page 175
... frequency surge motions of two TLP in head waves were almost the same , but the low- frequency surge motion of version I with rectangular cross - section is much smaller than that of the other with circular cross section . In order to ...
... frequency surge motions of two TLP in head waves were almost the same , but the low- frequency surge motion of version I with rectangular cross - section is much smaller than that of the other with circular cross section . In order to ...
Page 180
... frequency surge motion intl can be obtained by using Fig.6.8 . and equation ( 6 ) , ( 7 ) , ( 8 ) . The computational and experimental re- sults of low - frequency surge are shown in Fig . 9 . The filtered low - frequency surge motion ...
... frequency surge motion intl can be obtained by using Fig.6.8 . and equation ( 6 ) , ( 7 ) , ( 8 ) . The computational and experimental re- sults of low - frequency surge are shown in Fig . 9 . The filtered low - frequency surge motion ...
Contents
OFFSHORE OUTLOOK 1989 | 1 |
Trends in U S Offshore Oil and Gas Development | 11 |
OFFSHORE TECHNOLOGY NONDESTRUCTIVE TESTING | 19 |
Copyright | |
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addition allow analysis applied approach assumed calculated coefficient columns components concept configuration connection considered corrosion cost crack cutting deck detection direction distribution drilling dynamic effects element Engineering equations equipment estimated evaluation experiments failure fatigue field Figure flow force frequency function given important increase industry inspection installation International jacket limit load marine maximum mean measured method mooring motion natural obtained offshore operation parameters performed period pipe pipeline planning platform position possible present pressure probability probe problem production reduced relative reliability removal response riser safety Seamill shown shows steel stress structure surface surge Table techniques tension tether thickness transfer ultrasonic unit values water depth wave weight